# Changelog

All notable changes to Misayan SaaS will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [1.0.0] - 2025-12-15

### Added
- Initial release of Misayan SaaS
- Multi-tenant architecture
- Super Admin panel
- Tenant management system
- Subscription billing (Stripe/PayPal)
- Complete WhatsApp Business integration
- JWT authentication system
- Role-based access control
- Multi-currency support
- i18n translation system
- Comprehensive API documentation
- Security middleware (rate limiting, CSRF, XSS protection)
- Database schema with tenant isolation
- Logging system with Winston
- Error handling middleware
- PM2 and cPanel deployment support

### Features from Individual System
- WhatsApp integration (Baileys 6.5.0)
- Conversation management
- Contact management with groups
- Mass messaging with scheduling
- FAQ system with AI
- Payment links (PayPal/PagBank/Stripe)
- Invoice system
- WooCommerce integration
- Widget system
- AI configuration (DeepSeek/OpenAI)
- Push notifications
- Mobile responsive UI

### Security
- SQL injection prevention
- XSS protection
- CSRF tokens
- Rate limiting
- Bcrypt password hashing
- JWT token authentication
- Helmet.js security headers

### Documentation
- README with installation guide
- API documentation (Swagger)
- Implementation guide
- Database schema documentation
- Deployment guide

## [Unreleased]

### Planned
- Advanced analytics dashboard
- Multi-channel support (Telegram, Instagram)
- Mobile apps (iOS/Android)
- Advanced reporting system
- API marketplace
- White-label options
- Advanced AI features
